/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License along with this program.
* If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer;
import com.rapidminer.operator.ExecutionUnit;
import com.rapidminer.operator.Operator;
import java.util.EventListener;
/**
* Listener for process setup, i.e. insertion, deletion and property changes of operators.
*
* @author Simon Fischer
*
*/
public interface ProcessSetupListener extends EventListener {
/** Called if a new operator was added to the process. */
public void operatorAdded(Operator operator);
/**
* Called if an operator was removed from the process.
*
* @param oldIndex
* The former index of the operator within its {@link ExecutionUnit}.
* @param oldIndexAmongEnabled
* The former index of the operator within its {@link ExecutionUnit} enabled
* operators
*/
public void operatorRemoved(Operator operator, int oldIndex, int oldIndexAmongEnabled);
/** Called if an operator changed in any way, e.g. if it was renamed. */
public void operatorChanged(Operator operator);
/** Called if the execution order within an ExecutionUnit changes. */
public void executionOrderChanged(ExecutionUnit unit);
}